Sit healthy and dynamic. In the office, at home or while traveling, you unconsciously train the deep muscles of the spine, thereby strengthening your back without having to spend additional time on exercises. Through the innovative seat cushion effect, the ball adapts individually to the personal body shape and optimizes the positive effects. The enclosed instructions supply more information on the applications. Available in two sizes and colors.
Expert opinion of Dr. Gerrit Sommer, medical practitioner, medical specialist for sports, chiropractic, naturopathy and acupuncture:
”The happyback® Ballkissen® unites the most important attributes, necessary for a perfect training of back muscles through dynamic sitting: Lability due to an air fill, stability through an optimal adaption.”
Technical details:
Size: ca. 33 cm diameter
Weight: ca. 950 g
Max. load: ca.200 kg